189693040

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{23021}}^1$

素因数の和:23137

約数の個数: 40

約数和(自身を含む): 445337568

約数和(自身を除く): 255644528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 2060, 4120, 8240, 23021, 46042, 92084, 115105, 184168, 230210, 368336, 460420, 920840, 1841680, 2371163, 4742326, 9484652, 11855815, 18969304, 23711630, 37938608, 47423260, 94846520, 189693040]

約数ペア:

[(1, 189693040), (2, 94846520), (4, 47423260), (5, 37938608), (8, 23711630), (10, 18969304), (16, 11855815), (20, 9484652), (40, 4742326), (80, 2371163), (103, 1841680), (206, 920840), (412, 460420), (515, 368336), (824, 230210), (1030, 184168), (1648, 115105), (2060, 92084), (4120, 46042), (8240, 23021)]